Microcheck 211

Antimicrobials are chemotherapeutic agents that are effective in treating microbial infections. Antibiotics are antimicrobial chemicals naturally produced by particular microorganisms.

■ How is the microbe that makes penicillin different from the one that makes streptomycin?

■ Define and contrast the terms chemotherapeutic agent antimicrobial, and antibiotic.

■ How might Streptomycesgriseus cells protect themselv from the effects of streptomycin?

Figure 21.1 Family Tree of Penicillins All of the derivatives contain 6-aminopenicillanic acid (6-APA), the core portion of penicillin G.

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Bacterial Vaginosis Facts

Bacterial Vaginosis Facts

This fact sheet is designed to provide you with information on Bacterial Vaginosis. Bacterial vaginosis is an abnormal vaginal condition that is characterized by vaginal discharge and results from an overgrowth of atypical bacteria in the vagina.

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